./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:46:00,188 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:46:00,293 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:46:00,298 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:46:00,298 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:46:00,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:46:00,345 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:46:00,346 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:46:00,347 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:46:00,352 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:46:00,353 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:46:00,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:46:00,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:46:00,356 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:46:00,356 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:46:00,357 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:46:00,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:46:00,358 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:46:00,358 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:46:00,359 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:46:00,359 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:46:00,360 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:46:00,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:46:00,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:00,363 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:46:00,363 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:46:00,364 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:46:00,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:46:00,365 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 [2023-11-11 23:46:00,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:46:00,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:46:00,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:46:00,732 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:46:00,732 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:46:00,734 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-11 23:46:03,738 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:46:03,994 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:46:03,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-11 23:46:04,004 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/data/6a6cc349c/2885b3125c19411eb36d35958ba35950/FLAG0763cad73 [2023-11-11 23:46:04,020 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/data/6a6cc349c/2885b3125c19411eb36d35958ba35950 [2023-11-11 23:46:04,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:46:04,025 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:46:04,026 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:04,027 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:46:04,032 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:46:04,033 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,034 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d78a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04, skipping insertion in model container [2023-11-11 23:46:04,034 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,062 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:46:04,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:04,357 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:46:04,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:04,396 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:04,397 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:04,404 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:46:04,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04 WrapperNode [2023-11-11 23:46:04,405 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:04,406 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:04,406 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:46:04,407 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:46:04,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,425 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,457 INFO L138 Inliner]: procedures = 26, calls = 58, calls flagged for inlining = 15, calls inlined = 23, statements flattened = 242 [2023-11-11 23:46:04,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:04,458 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:46:04,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:46:04,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:46:04,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,484 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,484 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,502 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,505 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,507 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:46:04,526 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:46:04,527 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:46:04,527 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:46:04,528 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:04" (1/1) ... [2023-11-11 23:46:04,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:04,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:46:04,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:46:04,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:46:04,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:46:04,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:46:04,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:46:04,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:46:04,622 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:46:04,623 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:46:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:46:04,623 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:46:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:46:04,623 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:46:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:46:04,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:46:04,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:46:04,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:46:04,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:46:04,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:46:04,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:46:04,626 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:46:04,747 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:46:04,749 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:46:05,463 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:46:05,710 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:46:05,710 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-11 23:46:05,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:05 BoogieIcfgContainer [2023-11-11 23:46:05,716 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:46:05,718 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:46:05,718 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:46:05,730 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:46:05,731 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:05" (1/1) ... [2023-11-11 23:46:05,732 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:46:05,740 INFO L158 Benchmark]: Toolchain (without parser) took 1714.35ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 94.3MB in the beginning and 117.1MB in the end (delta: -22.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-11-11 23:46:05,741 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 94.4MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:05,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 379.00ms. Allocated memory is still 127.9MB. Free memory was 94.3MB in the beginning and 81.8MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:46:05,743 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.52ms. Allocated memory is still 127.9MB. Free memory was 81.3MB in the beginning and 79.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:05,744 INFO L158 Benchmark]: Boogie Preprocessor took 67.42ms. Allocated memory is still 127.9MB. Free memory was 79.2MB in the beginning and 77.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:05,746 INFO L158 Benchmark]: RCFGBuilder took 1189.71ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 76.6MB in the beginning and 118.1MB in the end (delta: -41.5MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2023-11-11 23:46:05,747 INFO L158 Benchmark]: CodeCheck took 20.65ms. Allocated memory is still 161.5MB. Free memory was 118.1MB in the beginning and 117.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:05,757 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 94.4MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 379.00ms. Allocated memory is still 127.9MB. Free memory was 94.3MB in the beginning and 81.8MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.52ms. Allocated memory is still 127.9MB. Free memory was 81.3MB in the beginning and 79.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.42ms. Allocated memory is still 127.9MB. Free memory was 79.2MB in the beginning and 77.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1189.71ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 76.6MB in the beginning and 118.1MB in the end (delta: -41.5MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. * CodeCheck took 20.65ms. Allocated memory is still 161.5MB. Free memory was 118.1MB in the beginning and 117.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:46:05,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:46:08,596 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:46:08,740 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-11 23:46:08,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:46:08,794 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:46:08,795 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:46:08,796 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:46:08,797 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:46:08,797 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:46:08,803 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:46:08,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:46:08,804 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:46:08,804 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:46:08,806 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:46:08,806 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:46:08,807 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:46:08,807 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:46:08,808 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:46:08,808 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:46:08,809 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:46:08,810 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:46:08,811 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:46:08,811 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:46:08,812 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:46:08,812 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:46:08,812 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:46:08,813 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:46:08,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:08,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:46:08,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:46:08,816 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:46:08,817 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:46:08,817 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:46:08,817 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:46:08,818 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 670814d0a16da58b0f26835e20c05a244e2f373856f13b9d4ff2a931783edf81 [2023-11-11 23:46:09,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:46:09,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:46:09,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:46:09,308 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:46:09,308 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:46:09,310 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-11 23:46:12,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:46:13,039 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:46:13,039 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/sv-benchmarks/c/weaver/popl20-three-array-max.wvr.c [2023-11-11 23:46:13,049 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/data/925edd59a/9f54be12cbd9465eb583c40443782491/FLAG8e1048fd5 [2023-11-11 23:46:13,066 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/data/925edd59a/9f54be12cbd9465eb583c40443782491 [2023-11-11 23:46:13,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:46:13,074 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:46:13,078 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:13,078 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:46:13,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:46:13,085 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:13,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@230c5775 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:13, skipping insertion in model container [2023-11-11 23:46:13,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:13,124 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:46:13,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:13,427 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:46:13,443 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:46:13,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:13,502 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:46:13,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:13,586 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:13,586 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:13,595 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:46:13,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:13 WrapperNode [2023-11-11 23:46:13,596 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:13,597 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:13,597 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:46:13,598 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:46:13,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:13,645 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:13,694 INFO L138 Inliner]: procedures = 28, calls = 58, calls flagged for inlining = 15, calls inlined = 23, statements flattened = 235 [2023-11-11 23:46:13,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:13,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:46:13,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:46:13,697 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:46:13,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:13,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:13,715 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:13,716 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:13,731 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:13,736 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:13,740 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:13,743 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:13,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:46:13,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:46:13,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:46:13,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:46:13,751 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:13" (1/1) ... [2023-11-11 23:46:13,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:13,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:46:13,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:46:13,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:46:13,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:46:13,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:46:13,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:46:13,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:46:13,857 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:46:13,857 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:46:13,857 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:46:13,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:46:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:46:13,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:46:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:46:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:46:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:46:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:46:13,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:46:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:46:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:46:13,862 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:46:14,047 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:46:14,049 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:46:15,047 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:46:15,257 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:46:15,257 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-11 23:46:15,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:15 BoogieIcfgContainer [2023-11-11 23:46:15,261 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:46:15,263 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:46:15,264 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:46:15,275 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:46:15,275 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:15" (1/1) ... [2023-11-11 23:46:15,276 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:46:15,283 INFO L158 Benchmark]: Toolchain (without parser) took 2207.04ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.1MB in the beginning and 41.3MB in the end (delta: 5.7MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-11-11 23:46:15,283 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 71.3MB. Free memory is still 46.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:15,285 INFO L158 Benchmark]: CACSL2BoogieTranslator took 518.31ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 46.9MB in the beginning and 64.4MB in the end (delta: -17.5MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:15,285 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.51ms. Allocated memory is still 86.0MB. Free memory was 64.4MB in the beginning and 61.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:15,287 INFO L158 Benchmark]: Boogie Preprocessor took 52.29ms. Allocated memory is still 86.0MB. Free memory was 61.7MB in the beginning and 59.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:15,288 INFO L158 Benchmark]: RCFGBuilder took 1512.74ms. Allocated memory is still 86.0MB. Free memory was 59.3MB in the beginning and 42.5MB in the end (delta: 16.8MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-11-11 23:46:15,289 INFO L158 Benchmark]: CodeCheck took 17.31ms. Allocated memory is still 86.0MB. Free memory was 42.5MB in the beginning and 41.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:15,299 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 71.3MB. Free memory is still 46.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 518.31ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 46.9MB in the beginning and 64.4MB in the end (delta: -17.5MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.51ms. Allocated memory is still 86.0MB. Free memory was 64.4MB in the beginning and 61.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.29ms. Allocated memory is still 86.0MB. Free memory was 61.7MB in the beginning and 59.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1512.74ms. Allocated memory is still 86.0MB. Free memory was 59.3MB in the beginning and 42.5MB in the end (delta: 16.8MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * CodeCheck took 17.31ms. Allocated memory is still 86.0MB. Free memory was 42.5MB in the beginning and 41.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:46:15,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28e3a682-74e1-40d8-b94c-29d30f7202c8/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported